From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
To: William Dauchy <wdauchy@gmail.com>,
kernel test robot <ying.huang@linux.intel.com>
Cc: Matt Roper <matthew.d.roper@intel.com>,
lkp@01.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [lkp] [drm/i915] 396e33ae20: [drm:intel_set_cpu_fifo_underrun_reporting [i915]] *ERROR* uncleared fifo underrun on pipe B
Date: Thu, 17 Mar 2016 12:27:53 +0100 [thread overview]
Message-ID: <56EA94B9.8040401@linux.intel.com> (raw)
In-Reply-To: <CAJ75kXZyC4PkX+4Y4H4vfPbuj=oj9NHLA_RC9aMB_p6ak0DRuQ@mail.gmail.com>
Op 17-03-16 om 11:49 schreef William Dauchy:
> On Mon, Jan 11, 2016 at 2:35 AM, kernel test robot
> <ying.huang@linux.intel.com> wrote:
>> FYI, we noticed the below changes on
>>
>> git://anongit.freedesktop.org/drm-intel drm-intel-next-queued
>> commit 396e33ae204f52abebec9e578f44c749305500f4 ("drm/i915: Add two-stage ILK-style watermark programming (v10)")
>>
>>
>> +--------------------------------------------------+------------+------------+
>> | | 2dfb0b816d | 396e33ae20 |
>> +--------------------------------------------------+------------+------------+
>> | boot_successes | 8 | 19 |
>> | boot_failures | 0 | 4 |
>> | drm:intel_set_cpu_fifo_underrun_reporting[i915]] | 0 | 4 |
>> | drm:intel_cpu_fifo_underrun_irq_handler[i915]] | 0 | 4 |
>> | drm:intel_set_pch_fifo_underrun_reporting[i915]] | 0 | 4 |
>> | drm:intel_pch_fifo_underrun_irq_handler[i915]] | 0 | 4 |
>> +--------------------------------------------------+------------+------------+
>>
>>
>>
>> [ 36.077826] NFS: Registering the id_resolver key type
>> [ 36.078178] Key type id_resolver registered
>> [ 36.078444] Key type id_legacy registered
>> [ 60.884026] [drm:intel_set_cpu_fifo_underrun_reporting [i915]] *ERROR* uncleared fifo underrun on pipe B
>> [ 60.884659] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun
>> [ 60.885221] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder B
>> [ 60.885887] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH transcoder B FIFO underrun
>> [ 61.180651] random: nonblocking pool is initialized
>> [ 81.430503] [drm:intel_set_cpu_fifo_underrun_reporting [i915]] *ERROR* uncleared fifo underrun on pipe C
>> [ 81.431193] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe C FIFO underrun
>> [ 81.431782] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder C
>> [ 81.432474] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH transcoder C FIFO underrun
>>
>>
>> To reproduce:
>>
>> git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git
>> cd lkp-tests
>> bin/lkp install job.yaml # job file is attached in this email
>> bin/lkp run job.yaml
> I am still triggering these errors on v4.4.6
> Does anybody knows if there is a fix in queue? What can I do to help
> debug this issue?
>
Does it happen with latest -nightly?
~Maarten
next prev parent reply other threads:[~2016-03-17 11:27 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-11 1:35 kernel test robot
2016-03-17 10:49 ` William Dauchy
2016-03-17 11:27 ` Maarten Lankhorst [this message]
2016-03-17 14:29 ` William Dauchy
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